Main content section: When you're in forum view, use your screen reader's "Go to list" shortcut to move to the list of topics. From there, press j and k to select the next and previous topics.

Navigation tree: When you reach the navigation tree, your screen reader announces the Google Groups menu bar. From there, select where you'd like to go, such as "Home," "My groups," or "Starred." For example:

To go to the next or previous headings, use Tab and Shift + Tab or your screen reader's "next" and "previous" shortcuts.

To move within a section, use the up and down arrow keys.

Expand the section under a section heading with the right arrow key, and collapse it with the left arrow key.